There is no catch.
Game of the day:
Count the number of 'F's in the following sentence. No peeking at the answer.
FINISHED FILES ARE THE RE-
SULT OF YEARS OF SCIENTIF-
IC STUDY COMBINED WITH
THE EXPERIENCE OF YEARS.
You probably guessed '3'.
There are six.
Most people don't see the 'F's in "OF", the brain sees them as 'V's.
Count the number of 'F's in the following sentence. No peeking at the answer.
FINISHED FILES ARE THE RE-
SULT OF YEARS OF SCIENTIF-
IC STUDY COMBINED WITH
THE EXPERIENCE OF YEARS.
How many 'F's are there?
none
3(9.7%)
1
0(0.0%)
2
0(0.0%)
3
7(22.6%)
4
1(3.2%)
5
5(16.1%)
6
13(41.9%)
7
2(6.5%)
8
0(0.0%)
You probably guessed '3'.
There are six.
Most people don't see the 'F's in "OF", the brain sees them as 'V's.